Merck
All Photos(1)

1.03649

Supelco

乙酸乙酯

hypergrade for LC-MS LiChrosolv®

Synonym(s):
乙醇酸乙酯,乙酸酯,乙酯, EtOAc
Linear Formula:
CH3COOC2H5
CAS Number:
Molecular Weight:
88.11
Beilstein:
506104
MDL编号:
EC索引号:
205-500-4

蒸汽密度

3 (20 °C, vs air)

质量水平

100

蒸汽压

73 mmHg ( 20 °C)

产品线

LiChrosolv®

测定

≥99.8% (GC)

形式

liquid

自燃温度

801 °F

expl. lim.

2.2-11.5 %, 38 °F

technique(s)

LC/MS: suitable

杂质

≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.05% Water
≤10 ppb Al (Aluminium)
≤10 ppb Ca (Calcium)
≤10 ppb Fe (Iron)
≤10 ppb Mg (Magnesium)
≤5 ppb K (Potassium)
≤50 ppb Na (Sodium)

蒸发残留物

≤2.0 mg/L

透射比

260 nm, ≥50%
265 nm, ≥80%
270 nm, ≥98%

折射率

n20/D 1.3720 (lit.)

bp

76.5-77.5 °C (lit.)

mp

−84 °C (lit.)

转变温度

flash point -4 °C

密度

0.902 g/mL at 25 °C (lit.)

储存温度

2-30°C

SMILES string

CCOC(C)=O

InChI

1S/C4H8O2/c1-3-6-4(2)5/h3H2,1-2H3

InChI key

XEKOWRVHYACXOJ-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

一般描述

The product is a high purity solvent that ensures baseline stability, lowest impurity levels and high UV transmittance in LC-MS applications.

应用

Intended for HPLC or LC-MS, either as an extraction solvent or as a mobile phase.

包装

2.5 l in Glass bottle

特点和优势

  • no ghost peaks
  • full reproducibility
  • extends the lifetime of columns
  • optimized and tested for LC-MS applications
  • minimal background ion suppression
  • reduced risk of contamination
  • less exposure to hazardous chemicals

制备说明

Product filtered through a 0.2 μm filter

分析说明

纯度(GC): ≥ 99.8 %
鉴别(IR):符合
蒸发残渣: ≤ 2.0 mg/l
水: ≤ 0.05%
酸度: ≤ 0.0002 meq/g
碱度: ≤ 0.0002 meq/g
Al(铝): ≤ 10 ppb
Ca(钙): ≤ 10 ppb
Fe(铁): ≤ 10 ppb
K(钾): ≤ 5 ppb
Mg(镁) ≤ 10 ppb
Na(钠): ≤ 50 ppb
透射率(260 nm): ≥ 50 %
透射率(265 nm): ≥ 80%
透射率(从270起 nm开始): ≥ 98 %
适用于LC-MS;基于利血平的背景质量峰强度(APCI/ESI阳性): ≤ 2 ppb
适用于LC-MS;基于利血平的背景质量峰强度(APCI/ESI阴性): ≤ 20 ppb
经0.2 μm滤器过滤。

法律信息

LICHROSOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

象形图

FlameExclamation mark

警示用语:

Danger

危险声明

危险分类

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

靶器官

Central nervous system

补充剂危害

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(F)

24.8 °F

闪点(C)

-4 °C

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service